terror vs little terror

terror and little terror both are nouns.

Word	Noun	Adjective	Verb	Adverb
terror	Yes	No	No	No
little terror	Yes	No	No	No

As nouns, terror and little terror are synonyms defined as:

Other synonyms of terror include brat, holy terror.

terror (noun)	little terror (noun)
the use of extreme fear in order to coerce people (especially for political reasons)	a very troublesome child
an overwhelming feeling of fear and anxiety
a very troublesome child
a person who inspires fear or dread